Home / 1,626.92-2,260.20-1,611.76

Finding the Fourth Proportional to 1,626.92, 2,260.20 and 1,611.76

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Solution

The fourth proportional to 1,626.92, 2,260.20 and 1,611.76 is: 2,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.92 : 2,260.20 = 1,611.76 : x
  2. Step 2: Convert to fraction form
    1,626.92/2,260.20 = 1,611.76/x
  3. Step 3: Cross multiply
    1,626.92x = 2,260.20 × 1,611.76
  4. Step 4: Simplify right side
    1,626.92x = 3,642,899.95
  5. Step 5: Solve for x
    x = 3,642,899.95/1,626.92
  6. Step 6: Final answer
    x = 2,239.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.